Home / 28,021,715.00-42,031,077.80-7,551,105.89

Finding the Fourth Proportional to 28,021,715.00, 42,031,077.80 and 7,551,105.89

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Solution

The fourth proportional to 28,021,715.00, 42,031,077.80 and 7,551,105.89 is: 11,326,256.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,021,715.00 : 42,031,077.80 = 7,551,105.89 : x
  2. Step 2: Convert to fraction form
    28,021,715.00/42,031,077.80 = 7,551,105.89/x
  3. Step 3: Cross multiply
    28,021,715.00x = 42,031,077.80 × 7,551,105.89
  4. Step 4: Simplify right side
    28,021,715.00x = 317,381,119,262,583.75
  5. Step 5: Solve for x
    x = 317,381,119,262,583.75/28,021,715.00
  6. Step 6: Final answer
    x = 11,326,256.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.